import Vue from 'vue'
import Router from 'vue-router'

Vue.use(Router)

/* Platform Layout */
import Layout from '@/layout'

/* Router Modules */

/**
 * Note: sub-menu only appear when route children.length >= 1
 * Detail see: https://panjiachen.github.io/vue-element-admin-site/guide/essentials/router-and-nav.html
 *
 * hidden: true                   if set true, item will not show in the sidebar(default is false)
 * alwaysShow: true               if set true, will always show the root menu
 *                                if not set alwaysShow, when item has more than one children route,
 *                                it will becomes nested mode, otherwise not show the root menu
 * redirect: noRedirect           if set noRedirect will no redirect in the breadcrumb
 * name:'router-name'             the name is used by <keep-alive> (must set!!!)
 * meta : {
    roles: ['admin','editor']    control the page roles (you can set multiple roles)
    title: 'title'               the name show in sidebar and breadcrumb (recommend set)
    icon: 'svg-name'             the icon show in the sidebar
    noCache: true                if set true, the page will no be cached(default is false)
    affix: true                  if set true, the tag will affix in the tags-view
    breadcrumb: false            if set false, the item will hidden in breadcrumb(default is true)
    activeMenu: '/example/list'  if set path, the sidebar will highlight the path you set
  }
 */

/**
 * constantRoutes
 * a base page that does not have permission requirements
 * all roles can be accessed
 */
export const constantRoutes = [
    {
        path: '/redirect',
        component: Layout,
        hidden: true,
        children: [
            {
                path: '/redirect/:path(.*)',
                component: () => import('@/views/redirect/index')
            }
        ]
    },
    {
        path: '/',
        redirect: '/welcome',
        hidden: true
    },
    {
        path: '/welcome',
        component: () => import('@/views/welcome/index'),
        hidden: true
    },
    {
        path: '/login',
        component: () => import('@/views/login/index'),
        hidden: true
    },
    {
        path: '/auth-redirect',
        component: () => import('@/views/login/auth-redirect'),
        hidden: true
    },
    {
        path: '/401',
        component: () => import('@/views/error-page/401'),
        hidden: true
    }
]

/**
 * asyncRoutes
 * the routes that need to be dynamically loaded based on user roles
 */
export const asyncRoutes = [
    /** when your routing map is too long, you can split it into small modules **/
    // 404 page must be placed at the end !!!
    // {
    //     path: '/dzyb',
    //     component: () => import('@/views/dzyb/index'),
    //     name: '订正预报',
    //     meta: { title: '订正预报', icon: 'dzyb' }
    // },
    // {
    //     path: '/yljy',
    //     component: () => import('@/views/yljy/index'),
    //     name: '雨量检验',
    //     meta: { title: '雨量检验', icon: 'yljy' },
    //     children: [
    //         {
    //             path: 'display',
    //             component: () => import('@/views/yljy/components/productDisplay'),
    //             name: '产品检验',
    //             meta: { title: '产品检验', icon: 'cpjy' }
    //         },
    //         {
    //             path: 'forecast',
    //             component: () => import('@/views/yljy/components/rainfallForecast'),
    //             name: '模式雨量预报',
    //             meta: { title: '模式雨量预报', icon: 'msylyb' }
    //         },
    //     ]
    // },
    // {
    //     path: '/fxyj',
    //     component: () => import('@/views/fxyj/index'),
    //     name: '风险预警',
    //     meta: { title: '风险预警', icon: 'fxyj' }
    // },
    // {
    //     path: '/cpzs',
    //     component: () => import('@/views/cpzs/index'),
    //     name: '产品展示',
    //     meta: { title: '产品展示', icon: 'cpzs' },
    // },
    // {
    //     path: '/system',
    //     // redirect: '/system/user',
    //     component: Layout,
    //     name: '系统管理',
    //     meta: { title: '系统管理', icon: 'setting' },
    //     children: [
    //         {
    //             path: 'user',
    //             component: () => import('@/views/system/components/userManage'),
    //             name: '用户管理',
    //             meta: { title: '用户管理', icon: 'users' }
    //         },
    //         {
    //             path: 'role',
    //             component: () => import('@/views/system/components/roleManage'),
    //             name: '角色管理',
    //             meta: { title: '角色管理', icon: 'role' }
    //         },
    //         {
    //             path: 'data',
    //             component: () => import('@/views/system/components/dataMonitor'),
    //             name: '数据监控',
    //             meta: { title: '数据监控', icon: 'data' }
    //         },
    //         {
    //             path: 'log',
    //             component: () => import('@/views/system/components/logManage'),
    //             name: '日志管理',
    //             meta: { title: '日志管理', icon: 'log' }
    //         }
    //     ]
    // },
    {
        path: '/404',
        component: () => import('@/views/error-page/404'),
        hidden: true
    },
    { path: '*', redirect: '/404', hidden: true }
]

const createRouter = () => new Router({
    // mode: 'history', // require service support
    scrollBehavior: () => ({ y: 0 }),
    routes: constantRoutes
})

const router = createRouter()

// Detail see: https://github.com/vuejs/vue-router/issues/1234#issuecomment-357941465
export function resetRouter() {
    const newRouter = createRouter()
    router.matcher = newRouter.matcher // reset router
}

export default router
